Cadillac STS REPAIR MANUAL -- HOW TO FIX YOUR CAR OR TRUCK

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Cadillac STS CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Cadillac REPAIR SHOPS DON'T WANT YOU TO KNOW

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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about Cadillac STS car and truck repair procedures including Cadillac engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up & drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix your Cadillac STS automobile. Try the Automotix DIY solution today!
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Using the Automotix DIY repair procedures will save you hundreds and even thousands of dollars! In addition, it will save you hours of touring the city searching for Cadillac mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your Cadillac STS vehicle will cost less than a single gallon of gas. Here are some of the DIY repair tips and procedures you will find here:

BRAKE SERVICE PROCEDURES FOR Cadillac STS AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported Cadillac STS cars and light trucks from 1990+.

Power Brake Units -> Power Brake Unit Service
Vehicle: 2006 Cadillac STS 3.6 V6 GAS

Hydro-boost brake boosters are...

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FUEL FILTER REPLACEMENT PROCEDURES FOR Cadillac STS AUTOMOBILES

Fuel filter replacement procedures with corresponding images for most domestic and imported Cadillac STS cars and light trucks sold in the U.S. for 1980+.

General Motors Corp./Saturn Passenger Cars -> Fuel Filter Replacement -> Except Aveo, Chevette 1.8L Diesel, Corvette, GTO, LaCrosse, Malibu (2004-06) & Malibu Maxx, Vibe, XLR, 2004-05 Corvette & 1998-2002 Metro & Prizm
Vehicle: 2005 Cadillac STS 4.6 V8 GAS

Do not smoke or allow an open flame of any type when working on or near any fuel system related components. The highly flammable vapor mixtures may ignite, resulting in serious personal injury.

Prior to disconnecting fuel lines, the fuel system pressure must be relieved to prevent accidental spray of fuel.

After the battery has been disconnected and reconnected, some abnormal driveability symptoms may occur. The vehicle may need to be driven while the v...

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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR Cadillac STS AUTOMOBILES

Includes CV axle, universal joint, and driveline replacement, for domestic and imported Cadillac STS cars and light trucks from 1990+.

DRIVESHAFT, Replace -> Front -> Rear (AWD) -> Rear (RWD)
Vehicle: 2007 Cadillac STS V 4.4 V8 GAS

Front

  • Raise and support vehicle.
  • Remove the propeller shaft heat shield.
  • Remove the propeller shaft CV joint-to-differential flange bolts. Reference mark the location of the propeller shaft constant velocity (CV) joint to the transfer case flange.
  • Install a flat-bladed tool into the notch on the differential flange.
  • Using a flat-bladed tool, carefully move the propeller shaft toward the rear of the vehicle in order to release the propeller shaft CV joint from the differential pinion flange.
  • Remove the propeller shaft CV joint-to-transfer case flange bolts.
  • Install a flat-bladed too...

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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR Cadillac STS AUTOMOBILES

Description, component locations, reset procedures, relearn procedures, diagnosis and testing, wiring diagrams, component replacement, and identification of vehicles equipped and not equipped with tire pressure monitoring system for most domestic and imported Cadillac STS cars and light trucks sold in the U.S. from mid 1990's+.

Diagnosis & Testing -> Accessing Diagnostic Trouble Codes -> Clearing Diagnostic Trouble Codes -> Diagnostic Tests -> Intermittent & Poor Connections -> Intermittents -> Poor Connections
Vehicle: 2006 Cadillac STS 4.6 V8 GAS

Accessing Diagnostic Trouble Codes

Connect a suitably programmed scan tool to DLC (Data Link Connector) and follow manufacturer's instructions.

Diagnostic Tests

Refer to Figs. and for diagnostic test procedures.

Clearing Diagnostic Trouble Codes

Connect a suitably programmed scan tool to DLC (Data Link Connector), and follow manufacturer's instructions.

Intermittent & Poor Connections

Intermittents

Most intermittents are caused by faulty electrical connections or wiring. Inspect for the following:

  • Wiring broken inside insulation.
  • Poor connection between male and female terminal at c...

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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR Cadillac STS AUTOMOBILES

Includes starter and alternator replacement procedures for domestic and imported Cadillac STS cars and light trucks from 1990+.

Starter, Replace
Vehicle: 2007 Cadillac STS 3.6 V6 GAS

  • Disconnect battery ground cable.
  • Raise and support vehicle.
  • Disconnect starter solenoid electrical connector.
  • Remove starter terminal nut, then positive battery cable from starter.
  • R...

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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR Cadillac STS AUTOMOBILES

Cabin air filter locations and replacement procedures with corresponding images for most domestic and imported Cadillac STS cars and light trucks sold in the U.S. as equipped to the current model year.

Cabin Air Filter Service -> General Motors Corp./Saturn -> 2005-09 STS
Vehicle: 2006 Cadillac STS 3.6 V6 GAS

On 2005-07 models, under normal operating conditions the cabin air filter should be replaced every 15,000 miles. In dusty areas change the cabin air filter more often.

On 2008-09 models, under normal operating conditions the cabin air filter should be replaced every 25,000 miles. In dusty areas change the cabin air fi...

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MAINTENANCE LAMP RESET PROCEDURES FOR Cadillac STS AUTOMOBILES

Maintenance lamp reset procedures with corresponding images for most domestic and imported Cadillac STS cars and light trucks sold in the U.S. from 1990+.

General Motors Corp./Saturn Cars -> Air Bag Warning Lamp ->
Vehicle: 2005 Cadillac STS 4.6 V8 GAS

This lamp should light for a approximately 6-8 seconds when the ignition is turned on as a bulb check. If the air b...

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR Cadillac STS AUTOMOBILES

Includes radiator, cooling and heater hose replacement procedures for domestic and imported Cadillac STS cars and light trucks from 1990+

Coolant Hose, Replace -> Lower -> Upper
Vehicle: 2010 Cadillac STS 4.6 V8 GAS

Lower

  • Drain coolant into a suitable container.
  • Loosen hose clamp connecting hose to radiator.
  • Loosen hose clamp connecting hose to engine.
  • Remove hose from vehicle.
  • Reverse procedure ...

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SERPENTINE BELT SERVICE PROCEDURES FOR Cadillac STS AUTOMOBILES

Serpentine belt replacement procedures with corresponding images for most domestic and imported Cadillac STS cars and light trucks sold in the U.S. from 1990+.

Serpentine Drive Belt, Replace -> Alternator -> Water Pump, Air Conditioning Compressor and Power Steering Pump
Vehicle: 2007 Cadillac STS 4.6 V8 GAS

Water Pump, Air Conditioning Compressor and Power Steering Pump

  • Remove fuel injector sight shield.
  • Remove air cleaner outlet duct.
  • On models with crankshaft driven cooling fan, remove cooling fan bracket.
  • On all models, rotate drive belt tensioner clockwise to release drive belt tension.
  • Slide drive belt from water pump pulley.
  • Slide drive belt out from behind drive belt tensioner. Access belt from side of tensioner pulley in location of lower res...

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COMPONENT LOCATION DIAGRAMS FOR Cadillac STS AUTOMOBILES

Component location diagrams for most Cadillac STS cars and light trucks sold in the U.S. from 1990+.

Engine Compartment Diagram for 2008 Cadillac STS Platinum 3.6 V6 GASEngine Compartment Diagram for 2008 Cadillac STS Platinum 3.6 V6 GAS

Components on diagram:
  • Engine Oil Pressure Sensor
  • Engine Compartment Components Diagram for 2008 Cadillac STS Platinum 4.6 V8 GASEngine Compartment Components Diagram for 2008 Cadillac STS Platinum 4.6 V8 GAS

    Components on diagram:
  • Engine Harness
  • Body Harness
  • Splice S100
  • Splice S117
  • Splice S118
  • CLICK HERE TO GET FULL ACCESS TO Cadillac STS PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR Cadillac STS AUTOMOBILES

    OEM drawn wiring diagrams for most Cadillac STS cars and light trucks sold in the U.S.

    2006 Cadillac STS  4.6 V8 GAS Wiring Diagram2006 Cadillac STS 4.6 V8 GAS Wiring Diagram

    Components on diagram:
  • Headlamp Assembly Left
  • Headlamp Assembly Right
  • 2006 Cadillac STS  4.6 V8 GAS Wiring Diagram2006 Cadillac STS 4.6 V8 GAS Wiring Diagram

    Components on diagram:
  • Steering Angle Sensor
  • Electronic Brake Control Module
  • Brake Fluid Pressure Sensor
  • Yaw Rate and Lateral Acceleration Sensor
  • CLICK HERE TO GET FULL ACCESS TO Cadillac STS WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR Cadillac STS AUTOMOBILES

    OEM TSB listings for most Cadillac STS cars and light trucks sold in the U.S. from 1985+.

    Document: Information on Side Door Window Glass Chipping Caused by Hanging Vehicle Key Lock Box
    Vehicle: 2006 Cadillac STS 4.6 V8 GAS

    Auto Systems:
  • Glass, Doors, Hood, Decklid, Tailgate, Liftgate, Locks
  • Document: DIAGNOSTIC INFORMATION ON DIAGNOSTIC TROUBLE CODE (DTC) P0894 AND P1870
    Vehicle: 2007 Cadillac STS 4.6 V8 GAS

    Auto Systems:
  • Automatic Trans, Coolers, Torque Converter
  • CLICK HERE TO GET FULL ACCESS TO Cadillac STS TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR Cadillac STS AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most Cadillac STS cars and light trucks sold in the U.S. and Canada from 1970+.

    • Brake caliper mounting bolt torque
    • Brake drum runout, machining, & discard specs
    • Minimum brake lining thickness.
    • Brake rotor runout, parallelism, machining, discard, & finish specs

    A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most Cadillac STS cars and light trucks sold in the U.S. and Canada from 1980+.

    • Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap

    COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.

    PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules

    QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most Cadillac STS cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.

    • Automatic transmission/transaxles capacities, lubricant recommendations
    • Differential/final drive capacities, lube recommendations, grades, & viscosities
    • Final drive fill & drain plug torques
    • Number of lubrication fittings & plugs
    • Power steering, brake, & clutch fluid recommendations
    • Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
    • Number of lubrication fittings & plugs
    • Power steering, brake, & clutch fluid recommendations
    • Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
    • Severe service maintenance & interval recommendations
    • Tire sizes, wheel nut/bolt torque, pressures & rim sizes
    • Transfer case capacities, lube recommendations, grades, & viscosities

    TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most Cadillac STS cars and light trucks sold in the U.S. and Canada from 1980+

    • Airflow sensor electrical specifications
    • Tensioning specifications for systems with automatic tensioners
    • Barometric pressure sensor specs
    • Battery group number and cranking performance
    • Crankshaft & camshaft position sensor resistance
    • Engine compression pressures
    • Coolant temperature sensor specs
    • Computer advance.
    • Diesel fuel temperature sensor resistance.
    • Distributor advance specifications
    • Ignition pickup coil resistance
    • Exhaust gas recirculation temperature sensor resistance
    • Engine fastener torque values
    • Firing order diagrams
    • Fuel system pressures
    • Generator (alternator) specs
    • Intake air temperature sensor specs
    • Ignition coil specifications
    • Fuel injector resistance
    • Engine idle speeds
    • Knock sensor resistance
    • Manifold absolute pressure sensor specs
    • Mixture control solenoid resistance
    • Voltage regulator specs
    • Spark plug applications & gaps
    • Starter motor electrical specs.
    • Tensioning specifications for systems without automatic tensioners
    • Throttle body temperature sensor resistance
    • Ignition timing in degrees at rpm
    • Transmission oil temperature sensor resistance
    • Throttle position sensor specs
    • Vacuum sensor valve specs

    CLICK HERE TO GET FULL ACCESS TO Cadillac STS SPECIFICATIONS DATA!

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